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vlcmediaplayer-setup.exe

Download Admin

This is the Tightrope WebInstall which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application vlcmediaplayer-setup.exe by Download Admin has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the Tightrope WebInstall installer. The installer is marketed through download protals and search ads as the VideoLAN VLC media player but will also install additional software offers which include adware, PUPs and browser toolbars.
Publisher:
Download Admin  (signed and verified)

MD5:
05d9773689e4caf9ac765d78d9c192ea

SHA-1:
b72cc184e16ef063cc3ac42b0068fe366f99fe61

SHA-256:
7549ae83d1f13ea31021cea077ec7e2a76252962079540ef0e26f5fa2a566f6f

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Description:
This is an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
11/24/2024 2:27:55 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Tightrope.Download.Bundler (M)
16.3.13.0

File size:
916.3 KB (938,288 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Tightrope WebInstall (using Nullsoft Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\vlcmediaplayer-setup.exe

Digital Signature
Signed by:
Download Admin

Authority:
VeriSign, Inc.

Valid from:
3/20/2013 7:00:00 AM

Valid to:
5/30/2016 6:59:59 AM

Subject:
CN=Download Admin, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Download Admin, L=SAN FRANCISCO, S=California, C=US

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
2EEB247A8F9D63D74CE7EF9551E3D401

File PE Metadata
Compilation timestamp:
6/17/2014 10:35:36 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:OxpJMyVWJ0q4kfS6wKhmcRf6vEh7+KAFgtp51idtDWEqOWtVr2/NoPH48:6panJ0ZkKIh7mFgfidtDWEn20/No

Entry address:
0x3341

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, B0, 73, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, C0, 70, 40, 00, 53, FF, 15, 88, 72, 40, 00, 6A, 08, A3, F8, 24, 7A, 00, E8, 2C, 25, 00, 00, 53, 68, 60, 01, 00, 00, A3, 00, 24, 7A, 00, 8D, 44, 24, 38, 50, 53, 68, 43, 74, 40, 00, FF, 15, 64, 71, 40, 00, 68, 38, 74, 40, 00, 68, 00, 1C, 7A, 00, E8, 1D, 24, 00, 00, FF, 15, BC, 70, 40, 00, 50, BF, 00, 80, 7A, 00, 57, E8, 0B, 24, 00, 00...
 
[+]

Entropy:
7.5077

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file vlcmediaplayer-setup.exe has been seen being distributed by the following URL.

http://files4.vlc.cc/download/.../dl?s=AfterDownload&c=vlc.cc&brand=vlc.cc&pid=AfterDownload&aid=13344&bc=672053&country=ID&cb=1836185209&zTmp=1

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